1. 实现集中式的附件统一管理，统一上传统一预览（代码生成器，公共组件，公共附件元数据定义）

2. 实现统一的 DB 字段数据库定义（代码生成器，共用规范检查）

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/businessfile/BusinessFileApi.java

@@ -0,0 +1,27 @@
+package cn.iocoder.yudao.module.infra.api.businessfile;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.infra.api.businessfile.dto.BusinessFileSaveReqDTO;
+import cn.iocoder.yudao.module.infra.enums.ApiConstants;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+
+import java.util.List;
+
+/**
+ * @author chenbowen
+ */
+@FeignClient(name = ApiConstants.NAME)
+@Tag(name = "RPC 服务 - 业务附件关联")
+public interface BusinessFileApi {
+
+    String PREFIX = ApiConstants.PREFIX + "/business-file";
+
+    @PostMapping(PREFIX + "/batch-create")
+    @Operation(summary = "批量新增业务附件关联")
+    CommonResult<List<Long>> batchCreateBusinessFile(@RequestBody List<BusinessFileSaveReqDTO> createReqDTOList);
+
+}

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/businessfile/dto/BusinessFileSaveReqDTO.java

@@ -0,0 +1,29 @@
+package cn.iocoder.yudao.module.infra.api.businessfile.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+/**
+ * 业务附件关联保存请求 DTO
+ * @author chenbowen
+ */
+@Data
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class BusinessFileSaveReqDTO implements Serializable {
+    /** 业务Id */
+    private Long businessId;
+    /** 业务编码 */
+    private String businessCode;
+    /** 文件名 */
+    private String fileName;
+    private Long fileId;
+    /** 业务来源 */
+    private String source;
+}
+

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/stdnms/StdNmsApi.java

@@ -0,0 +1,59 @@
+
+package cn.iocoder.yudao.module.infra.api.stdnms;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.module.infra.api.stdnms.dto.StdNmsRespDTO;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.Parameters;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.cloud.openfeign.FeignClient;
+import org.springframework.web.bind.annotation.DeleteMapping;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+
+import java.util.Collection;
+import java.util.List;
+
+@FeignClient(name = "stdnms-api") // 可根据实际服务名调整
+@Tag(name = "RPC 服务 - 数据命名与简写标准")
+public interface StdNmsApi {
+
+    String PREFIX = "/api/stdnms";
+
+    @DeleteMapping(PREFIX + "/delete")
+    @Operation(summary = "删除数据命名与简写标准")
+    @Parameters({
+            @Parameter(name = "id", description = "主键ID", example = "1001", required = true)
+    })
+    CommonResult<Boolean> deleteStdNms(@RequestParam("id") Long id);
+
+    @DeleteMapping(PREFIX + "/delete-batch")
+    @Operation(summary = "批量删除数据命名与简写标准")
+    @Parameters({
+            @Parameter(name = "ids", description = "主键ID集合", example = "[1001,1002]", required = true)
+    })
+    CommonResult<Boolean> deleteStdNmsList(@RequestParam("ids") List<Long> ids);
+
+    @GetMapping(PREFIX + "/get")
+    @Operation(summary = "根据主键获取数据命名与简写标准")
+    @Parameters({
+            @Parameter(name = "id", description = "主键ID", example = "1001", required = true)
+    })
+    CommonResult<StdNmsRespDTO> getStdNms(@RequestParam("id") Long id);
+
+    @GetMapping(PREFIX + "/get-by-abbr")
+    @Operation(summary = "根据缩写获取数据命名与简写标准")
+    @Parameters({
+            @Parameter(name = "abbr", description = "简写/缩写", example = "devNm", required = true)
+    })
+    CommonResult<StdNmsRespDTO> getStdNmsByAbbr(@RequestParam("abbr") String abbr);
+
+    @GetMapping(PREFIX + "/list-by-abbrs")
+    @Operation(summary = "根据缩写列表查询数据命名与简写标准")
+    @Parameters({
+            @Parameter(name = "abbrs", description = "简写/缩写集合", example = "[devNm,devType]", required = true)
+    })
+    CommonResult<List<StdNmsRespDTO>> getStdNmsListByAbbrs(@RequestParam("abbrs") Collection<String> abbrs);
+
+}

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/api/stdnms/dto/StdNmsRespDTO.java

@@ -0,0 +1,26 @@
+package cn.iocoder.yudao.module.infra.api.stdnms.dto;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.io.Serializable;
+
+@Schema(description = "数据命名与简写标准响应 DTO")
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class StdNmsRespDTO implements Serializable {
+
+    @Schema(description = "主键ID", example = "1001")
+    private Long id;
+
+    @Schema(description = "名称", example = "设备名称")
+    private String name;
+
+    @Schema(description = "简写/缩写", example = "devNm")
+    private String abbr;
+
+    // 可根据实际需求补充其他字段
+}

yudao-module-infra/yudao-module-infra-api/src/main/java/cn/iocoder/yudao/module/infra/enums/ErrorCodeConstants.java

@@ -79,4 +79,11 @@ public interface ErrorCodeConstants {
     ErrorCode DEMO03_GRADE_NOT_EXISTS = new ErrorCode(1_001_201_009, "学生班级不存在");
     ErrorCode DEMO03_GRADE_EXISTS = new ErrorCode(1_001_201_010, "学生班级已存在");
 
+    // ========== 业务附件关联 ==========
+    ErrorCode BUSINESS_FILE_NOT_EXISTS = new ErrorCode(1_002_201_010, "业务附件关联不存在");
+
+    // ========== 数据命名与简写标准 ==========
+    ErrorCode STD_NMS_NOT_EXISTS = new ErrorCode(1_002_030_000, "数据命名与简写标准不存在");
+
+    ErrorCode STD_ABBR_NOT_EXISTS = new ErrorCode(1_002_030_001, "字段名 {} 不存在命名规范定义，请核对字段定义");
 }

yudao-module-infra/yudao-module-infra-server/src/main/java/cn/iocoder/yudao/module/infra/api/businessfile/BusinessFileApiImpl.java

@@ -0,0 +1,33 @@
+package cn.iocoder.yudao.module.infra.api.businessfile;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+import cn.iocoder.yudao.module.infra.api.businessfile.dto.BusinessFileSaveReqDTO;
+import cn.iocoder.yudao.module.infra.controller.admin.businessfile.vo.BusinessFileSaveReqVO;
+import cn.iocoder.yudao.module.infra.service.businessfile.BusinessFileService;
+import jakarta.annotation.Resource;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+/**
+ * 业务附件关联 API 实现
+ * @author chenbowen
+ */
+@RestController // 提供 RESTful API 接口，给 Feign 调用
+@Validated
+public class BusinessFileApiImpl implements BusinessFileApi {
+
+    @Resource
+    private BusinessFileService businessFileService;
+
+    @Override
+    public CommonResult<List<Long>> batchCreateBusinessFile(List<BusinessFileSaveReqDTO> createReqDTOList) {
+        List<BusinessFileSaveReqVO> createReqVOList = BeanUtils.toBean(createReqDTOList, BusinessFileSaveReqVO.class);
+        List<Long> ids = businessFileService.batchCreateBusinessFile(createReqVOList);
+        return success(ids);
+    }
+}

yudao-module-infra/yudao-module-infra-server/src/main/java/cn/iocoder/yudao/module/infra/api/stdnms/StdNmsApiImpl.java

@@ -0,0 +1,59 @@
+package cn.iocoder.yudao.module.infra.api.stdnms;
+
+import cn.iocoder.yudao.framework.common.pojo.CommonResult;
+import cn.iocoder.yudao.framework.common.util.object.BeanUtils;
+import cn.iocoder.yudao.module.infra.api.stdnms.dto.StdNmsRespDTO;
+import cn.iocoder.yudao.module.infra.dal.dataobject.stdnms.stdnms.StdNmsDO;
+import cn.iocoder.yudao.module.infra.stdnms.StdNmsService;
+import jakarta.annotation.Resource;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Collection;
+import java.util.List;
+
+import static cn.iocoder.yudao.framework.common.pojo.CommonResult.success;
+
+/**
+ * 数据命名与简写标准 API 实现
+ *
+ * @author 后台管理
+ */
+@RestController // 提供 RESTful API 接口，给 Feign 调用
+@Validated
+public class StdNmsApiImpl implements StdNmsApi {
+
+    @Resource
+    private StdNmsService stdNmsService;
+
+    @Override
+    public CommonResult<Boolean> deleteStdNms(Long id) {
+        stdNmsService.deleteStdNms(id);
+        return success(true);
+    }
+
+    @Override
+    public CommonResult<Boolean> deleteStdNmsList(List<Long> ids) {
+        stdNmsService.deleteStdNmsListByIds(ids);
+        return success(true);
+    }
+
+    @Override
+    public CommonResult<StdNmsRespDTO> getStdNms(Long id) {
+        StdNmsDO stdNms = stdNmsService.getStdNms(id);
+        return success(BeanUtils.toBean(stdNms, StdNmsRespDTO.class));
+    }
+
+    @Override
+    public CommonResult<StdNmsRespDTO> getStdNmsByAbbr(String abbr) {
+        StdNmsDO stdNms = stdNmsService.getStdNmsByAbbr(abbr);
+        return success(BeanUtils.toBean(stdNms, StdNmsRespDTO.class));
+    }
+
+    @Override
+    public CommonResult<List<StdNmsRespDTO>> getStdNmsListByAbbrs(Collection<String> abbrs) {
+        List<StdNmsDO> stdNmsList = stdNmsService.getStdNmsListByAbbrs(abbrs);
+        return success(BeanUtils.toBean(stdNmsList, StdNmsRespDTO.class));
+    }
+
+}

yudao-module-infra/yudao-module-infra-server/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/businessfile/vo/BusinessFilePageReqVO.java

@@ -0,0 +1,35 @@
+package cn.iocoder.yudao.module.infra.controller.admin.businessfile.vo;
+
+import lombok.*;
+import java.util.*;
+import io.swagger.v3.oas.annotations.media.Schema;
+import cn.iocoder.yudao.framework.common.pojo.PageParam;
+import org.springframework.format.annotation.DateTimeFormat;
+import java.time.LocalDateTime;
+
+import static cn.iocoder.yudao.framework.common.util.date.DateUtils.FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND;
+
+@Schema(description = "管理后台 - 业务附件关联分页 Request VO")
+@Data
+public class BusinessFilePageReqVO extends PageParam {
+
+    @Schema(description = "业务Id", example = "24322")
+    private Long businessId;
+
+    @Schema(description = "业务编码")
+    private String businessCode;
+
+    @Schema(description = "附件fileId", example = "10125")
+    private Long fileId;
+
+    @Schema(description = "附件名称", example = "李四")
+    private String fileName;
+
+    @Schema(description = "附件来源")
+    private String source;
+
+    @Schema(description = "创建时间")
+    @DateTimeFormat(pattern = FORMAT_YEAR_MONTH_DAY_HOUR_MINUTE_SECOND)
+    private LocalDateTime[] createTime;
+
+}

yudao-module-infra/yudao-module-infra-server/src/main/java/cn/iocoder/yudao/module/infra/controller/admin/businessfile/vo/BusinessFileRespVO.java

@@ -0,0 +1,43 @@
+package cn.iocoder.yudao.module.infra.controller.admin.businessfile.vo;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.*;
+import java.util.*;
+import org.springframework.format.annotation.DateTimeFormat;
+import java.time.LocalDateTime;
+import com.alibaba.excel.annotation.*;
+
+@Schema(description = "管理后台 - 业务附件关联 Response VO")
+@Data
+@ExcelIgnoreUnannotated
+public class BusinessFileRespVO {
+
+    @Schema(description = "主键ID", requiredMode = Schema.RequiredMode.REQUIRED, example = "29216")
+    @ExcelProperty("主键ID")
+    private Long id;
+
+    @Schema(description = "业务Id", requiredMode = Schema.RequiredMode.REQUIRED, example = "24322")
+    @ExcelProperty("业务Id")
+    private Long businessId;
+
+    @Schema(description = "业务编码")
+    @ExcelProperty("业务编码")
+    private String businessCode;
+
+    @Schema(description = "附件fileId", requiredMode = Schema.RequiredMode.REQUIRED, example = "10125")
+    @ExcelProperty("附件fileId")
+    private Long fileId;
+
+    @Schema(description = "附件名称", example = "李四")
+    @ExcelProperty("附件名称")
+    private String fileName;
+
+    @Schema(description = "附件来源")
+    @ExcelProperty("附件来源")
+    private String source;
+
+    @Schema(description = "创建时间", requiredMode = Schema.RequiredMode.REQUIRED)
+    @ExcelProperty("创建时间")
+    private LocalDateTime createTime;
+
+}